Home / 19,207.82-28,794.63-7,529.18

Finding the Fourth Proportional to 19,207.82, 28,794.63 and 7,529.18

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Solution

The fourth proportional to 19,207.82, 28,794.63 and 7,529.18 is: 11,287.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207.82 : 28,794.63 = 7,529.18 : x
  2. Step 2: Convert to fraction form
    19,207.82/28,794.63 = 7,529.18/x
  3. Step 3: Cross multiply
    19,207.82x = 28,794.63 × 7,529.18
  4. Step 4: Simplify right side
    19,207.82x = 216,799,952.30
  5. Step 5: Solve for x
    x = 216,799,952.30/19,207.82
  6. Step 6: Final answer
    x = 11,287.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.